Overview

overview

10

Static

static

10

Client-built.exe

windows10-2004-x64

10

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General

  • Target

    Client-built.exe

  • Size

    3.1MB

  • Sample

    241213-wdr56axqer

  • MD5

    4e657c4c49a04f80014300bd5602f531

  • SHA1

    951608afa96e72732ebda92357f359f1a1793516

  • SHA256

    91f3543e226fa4efa50011f09441cc3d6d49f14a77b38846ba80af8396e4b268

  • SHA512

    201f854e762125ece85f41bafa38ad27d6e961d2a00504698361c12546275fe4fef25ddfc98cd56bf46c7488ee52850b1790ee5e5fa41cdebbd31756b5411fc3

  • SSDEEP

    49152:HvbI22SsaNYfdPBldt698dBcjHInRJ6FbR3LoGdcTHHB72eh2NT:Hvk22SsaNYfdPBldt6+dBcjHInRJ6X

Score
10/10
quasaroffice04discoveryspywaretrojan

Malware Config

Extracted

Family

quasar

Version

1.4.1

Botnet

Office04

C2

Waix-40247.portmap.host:40247

Mutex

9d84e220-c4b7-4f5c-b179-163c03154a8f

Attributes
  • encryption_key

    B963B2000CDCB4E83B2966F1E1C703720463EE18

  • install_name

    Client.exe

  • log_directory

    Logs

  • reconnect_delay

    3000

  • startup_key

    Quasar Client Startup

  • subdirectory

    SubDir

Targets

    • Target

      Client-built.exe

    • Size

      3.1MB

    • MD5

      4e657c4c49a04f80014300bd5602f531

    • SHA1

      951608afa96e72732ebda92357f359f1a1793516

    • SHA256

      91f3543e226fa4efa50011f09441cc3d6d49f14a77b38846ba80af8396e4b268

    • SHA512

      201f854e762125ece85f41bafa38ad27d6e961d2a00504698361c12546275fe4fef25ddfc98cd56bf46c7488ee52850b1790ee5e5fa41cdebbd31756b5411fc3

    • SSDEEP

      49152:HvbI22SsaNYfdPBldt698dBcjHInRJ6FbR3LoGdcTHHB72eh2NT:Hvk22SsaNYfdPBldt6+dBcjHInRJ6X

    Score
    10/10
    quasaroffice04discoveryspywaretrojan

    • Quasar RAT

      Quasar is an open source Remote Access Tool.

      trojanspywarequasar

    • Quasar family

      quasar

    • Quasar payload

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    behavioral1

MITRE ATT&CK Enterprise v15

Tasks